git.sur5r.net Git - cc65/blob - src/ca65/incpath.c

   1 /*****************************************************************************/
   2 /*                                                                           */
   3 /*                                 incpath.c                                 */
   4 /*                                                                           */
   5 /*            Include path handling for the ca65 macro assembler             */
   6 /*                                                                           */
   7 /*                                                                           */
   8 /*                                                                           */
   9 /* (C) 2000-2009, Ullrich von Bassewitz                                      */
  10 /*                Roemerstrasse 52                                           */
  11 /*                D-70794 Filderstadt                                        */
  12 /* EMail:         uz@cc65.org                                                */
  13 /*                                                                           */
  14 /*                                                                           */
  15 /* This software is provided 'as-is', without any expressed or implied       */
  16 /* warranty.  In no event will the authors be held liable for any damages    */
  17 /* arising from the use of this software.                                    */
  18 /*                                                                           */
  19 /* Permission is granted to anyone to use this software for any purpose,     */
  20 /* including commercial applications, and to alter it and redistribute it    */
  21 /* freely, subject to the following restrictions:                            */
  22 /*                                                                           */
  23 /* 1. The origin of this software must not be misrepresented; you must not   */
  24 /*    claim that you wrote the original software. If you use this software   */
  25 /*    in a product, an acknowledgment in the product documentation would be  */
  26 /*    appreciated but is not required.                                       */
  27 /* 2. Altered source versions must be plainly marked as such, and must not   */
  28 /*    be misrepresented as being the original software.                      */
  29 /* 3. This notice may not be removed or altered from any source              */
  30 /*    distribution.                                                          */
  31 /*                                                                           */
  32 /*****************************************************************************/
  33
  34
  35
  36 /* common */
  37 #include "searchpath.h"
  38
  39 /* ca65 */
  40 #include "incpath.h"
  41
  42
  43
  44 /*****************************************************************************/
  45 /*                                   Data                                    */
  46 /*****************************************************************************/
  47
  48
  49
  50 #define INC_STD         0x0001U
  51
  52
  53
  54 /*****************************************************************************/
  55 /*                                   Code                                    */
  56 /*****************************************************************************/
  57
  58
  59
  60 void AddIncludePath (const char* NewPath)
  61 /* Add a new include path to the existing one */
  62 {
  63     AddSearchPath (NewPath, INC_STD);
  64 }
  65
  66
  67
  68 char* FindInclude (const char* Name)
  69 /* Find an include file. Return a pointer to a malloced area that contains
  70  * the complete path, if found, return 0 otherwise.
  71  */
  72 {
  73     /* Search in the include directories */
  74     return SearchFile (Name, INC_STD);
  75 }
  76
  77
  78
  79 void ForgetAllIncludePaths (void)
  80 /* Remove all include search paths. */
  81 {
  82     ForgetAllSearchPaths (INC_STD);
  83 }
  84
  85
  86
  87 void InitIncludePaths (void)
  88 /* Initialize the include path search list */
  89 {
  90     /* Add some standard paths to the include search path */
  91     AddSearchPath ("", INC_STD);                /* Current directory */
  92
  93     /* Add some compiled in search paths if defined at compile time */
  94 #ifdef CA65_INC
  95     AddSearchPath (CA65_INC, INC_STD);
  96 #endif
  97
  98     /* Add specific paths from the environment */
  99     AddSearchPathFromEnv ("CA65_INC", INC_STD);
 100
 101     /* Add paths relative to a main directory defined in an env var */
 102     AddSubSearchPathFromEnv ("CC65_HOME", "asminc", INC_STD);
 103 }
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