From: uz Date: Sun, 2 May 2010 09:32:42 +0000 (+0000) Subject: Restructured the code for better reada- and maintainability. X-Git-Tag: V2.13.3~767 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=e61bf7094c729b079abbb7eb4741b40263e161bd;p=cc65 Restructured the code for better reada- and maintainability. git-svn-id: svn://svn.cc65.org/cc65/trunk@4659 b7a2c559-68d2-44c3-8de9-860c34a00d81 --- diff --git a/src/cl65/main.c b/src/cl65/main.c index ca1f56342..c1f4ae57b 100644 --- a/src/cl65/main.c +++ b/src/cl65/main.c @@ -98,8 +98,8 @@ static CmdDesc LD65 = { 0, 0, 0, 0, 0, 0, 0 }; static CmdDesc GRC = { 0, 0, 0, 0, 0, 0, 0 }; /* Variables controlling the steps we're doing */ -static int DontLink = 0; -static int DontAssemble = 0; +static int DoLink = 1; +static int DoAssemble = 1; /* The name of the output file, NULL if none given */ static const char* OutputName = 0; @@ -448,19 +448,20 @@ static void AssembleFile (const char* File, unsigned ArgCount) /* Set the target system */ CmdSetTarget (&CA65, Target); - /* If we won't link, this is the final step. In this case, set the - * output name. - */ - if (DontLink && OutputName) { - CmdSetOutput (&CA65, OutputName); - } else { - /* The object file name will be the name of the source file - * with .s replaced by ".o". Add this file to the list of - * linker files. - */ + /* Check if this is the last processing step */ + if (DoLink) { + /* We're linking later. Add the output file of the assembly + * the the file list of the linker. The name of the output + * file is that of the input file with ".s" replaced by ".o". + */ char* ObjName = MakeFilename (File, ".o"); CmdAddFile (&LD65, ObjName); xfree (ObjName); + } else { + /* This is the final step. If an output name is given, set it */ + if (OutputName) { + CmdSetOutput (&CA65, OutputName); + } } /* Add the file as argument for the assembler */ @@ -478,19 +479,28 @@ static void AssembleFile (const char* File, unsigned ArgCount) -static void AssembleIntermediate (const char* File) -/* Assemble an intermediate file. The -dep options won't be added and - * the file is removed after assembly. +static void AssembleIntermediate (const char* SourceFile) +/* Assemble an intermediate file which was generated by a previous processing + * step with SourceFile as input. The -dep options won't be added and + * the intermediate assembler file is removed after assembly. */ { - /* Use common routine */ - AssembleFile (File, CA65.ArgCount); + /* Generate the name of the assembler output file from the source file + * name. It's the same name with the extension replaced by ".s" + */ + char* AsmName = MakeFilename (SourceFile, ".s"); + + /* Assemble the intermediate assembler file */ + AssembleFile (AsmName, CA65.ArgCount); - /* Remove the generated file */ - if (remove (File) < 0) { + /* Remove the input file */ + if (remove (AsmName) < 0) { Warning ("Cannot remove temporary file `%s': %s", - File, strerror (errno)); + AsmName, strerror (errno)); } + + /* Free the assembler file name which was allocated from the heap */ + xfree (AsmName); } @@ -521,8 +531,6 @@ static void Assemble (const char* File) static void Compile (const char* File) /* Compile the given file */ { - char* AsmName = 0; - /* Remember the current compiler argument count */ unsigned ArgCount = CC65.ArgCount; @@ -532,13 +540,8 @@ static void Compile (const char* File) /* If we won't assemble, this is the final step. In this case, set the * output name. */ - if (DontAssemble && OutputName) { + if (!DoAssemble && OutputName) { CmdSetOutput (&CC65, OutputName); - } else { - /* The assembler file name will be the name of the source file - * with .c replaced by ".s". - */ - AsmName = MakeFilename (File, ".s"); } /* Add the file as argument for the compiler */ @@ -556,12 +559,10 @@ static void Compile (const char* File) /* If this is not the final step, assemble the generated file, then * remove it */ - if (!DontAssemble) { - AssembleIntermediate (AsmName); + if (DoAssemble) { + /* Assemble the intermediate file and remove it */ + AssembleIntermediate (File); } - - /* Free the assembler file name which was allocated from the heap */ - xfree (AsmName); } @@ -569,16 +570,9 @@ static void Compile (const char* File) static void CompileRes (const char* File) /* Compile the given geos resource file */ { - char* AsmName = 0; - /* Remember the current assembler argument count */ unsigned ArgCount = GRC.ArgCount; - /* The assembler file name will be the name of the source file - * with .grc replaced by ".s". - */ - AsmName = MakeFilename (File, ".s"); - /* Add the file as argument for the resource compiler */ CmdAddArg (&GRC, File); @@ -594,12 +588,10 @@ static void CompileRes (const char* File) /* If this is not the final step, assemble the generated file, then * remove it */ - if (!DontAssemble) { - AssembleIntermediate (AsmName); + if (DoAssemble) { + /* Assemble the intermediate file and remove it */ + AssembleIntermediate (File); } - - /* Free the assembler file name which was allocated from the heap */ - xfree (AsmName); } @@ -607,21 +599,14 @@ static void CompileRes (const char* File) static void ConvertO65 (const char* File) /* Convert an o65 object file into an assembler file */ { - char* AsmName = 0; - /* Remember the current converter argument count */ unsigned ArgCount = CO65.ArgCount; /* If we won't assemble, this is the final step. In this case, set the * output name. */ - if (DontAssemble && OutputName) { - CmdSetOutput (&CO65, OutputName); - } else { - /* The assembler file name will be the name of the source file - * with .c replaced by ".s". - */ - AsmName = MakeFilename (File, ".s"); + if (!DoAssemble && OutputName) { + CmdSetOutput (&CO65, OutputName); } /* Add the file as argument for the object file converter */ @@ -639,12 +624,10 @@ static void ConvertO65 (const char* File) /* If this is not the final step, assemble the generated file, then * remove it */ - if (!DontAssemble) { - AssembleIntermediate (AsmName); + if (DoAssemble) { + /* Assemble the intermediate file and remove it */ + AssembleIntermediate (File); } - - /* Free the assembler file name which was allocated from the heap */ - xfree (AsmName); } @@ -1324,7 +1307,8 @@ int main (int argc, char* argv []) case 'S': /* Dont assemble and link the created files */ - DontLink = DontAssemble = 1; + DoAssemble = 0; + DoLink = 0; break; case 'T': @@ -1362,7 +1346,7 @@ int main (int argc, char* argv []) case 'c': /* Don't link the resulting files */ - DontLink = 1; + DoLink = 0; break; case 'd': @@ -1446,7 +1430,7 @@ int main (int argc, char* argv []) case FILETYPE_ASM: /* Assemble the file */ - if (!DontAssemble) { + if (DoAssemble) { Assemble (Arg); } break; @@ -1484,7 +1468,7 @@ int main (int argc, char* argv []) } /* Link the given files if requested and if we have any */ - if (DontLink == 0 && LD65.FileCount > 0) { + if (DoLink && LD65.FileCount > 0) { Link (); }