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-rw-r--r--Build/source/texk/mendexk/kp.c110
1 files changed, 110 insertions, 0 deletions
diff --git a/Build/source/texk/mendexk/kp.c b/Build/source/texk/mendexk/kp.c
new file mode 100644
index 00000000000..8ca6c7c461f
--- /dev/null
+++ b/Build/source/texk/mendexk/kp.c
@@ -0,0 +1,110 @@
+/* Written by K.Asayayam Sep. 1995 */
+#ifdef KPATHSEA
+
+#include <kpathsea/kpathsea.h>
+#include <string.h>
+#include "kp.h"
+
+int
+KP_init(prog)
+ char *prog;
+{
+ kpse_set_progname(prog);
+ return 0;
+}
+
+#ifdef KPATHSEA3
+/* KP_get_value(char *var,char *def_val)
+ ARGUMENTS:
+ char *var: name of variable.
+ char *def_val: default value.
+ */
+char *KP_get_value(var,def_val)
+ char *var,*def_val;
+{
+ char *p = kpse_var_value(var);
+ return p ? p : def_val;
+}
+
+#else
+
+#include <stdlib.h> /* for getenv() */
+
+/* KP_get_value(char *env,char *cnf,char *def_val)
+ ARGUMENTS:
+ char *env: name of environment variable.
+ char *cnf: name of variable in `texmf.cnf'.
+ char *def_val: default value.
+ */
+char *KP_get_value(env,cnf,def_val)
+ char *env,*cnf,*def_val;
+{
+ char *val;
+ char *cnf_val,*env_val;
+
+ val = def_val ? def_val : "";
+
+ cnf_val = kpse_cnf_get(cnf);
+ env_val = getenv(env);
+ if (cnf_val) val = kpse_expand_default(cnf_val,val);
+ if (env_val) val = kpse_expand_default(env_val,val);
+
+ return val[0] ? val : ((cnf_val || env_val) ? val : (char *)0);
+}
+#endif
+
+/* KP_get_path(char *var, char *def_val)
+ ARGUMENTS:
+ char *var: name of variable.
+ char *def_val: default value.
+ */
+char *KP_get_path(var,def_val)
+ char *var,*def_val;
+{
+ char avar[50];
+ char *p;
+ strcpy(avar, "${");
+ strcat(avar, var);
+ strcat(avar, "}");
+ p = kpse_path_expand(avar);
+ return (p && *p) ? p : def_val;
+}
+
+/*
+ */
+int KP_entry_filetype(info)
+ KpathseaSupportInfo *info;
+{
+#ifdef KPATHSEA3
+ info->path = KP_get_path(info->var_name,info->path);
+#else
+ char *path;
+ path = KP_get_value(info->var_name,info->var_name,info->path);
+ info->path = kpse_path_expand(path);
+#endif
+ return 0;
+}
+
+/* KP_find_file(KpathseaSupportInfo *info, char *name)
+ ARGUMENTS:
+ KpathseaSupportInfo *info: Informations about the type of files.
+ char *name: Name of file.
+ */
+char *KP_find_file(info,name)
+ KpathseaSupportInfo *info;
+ char *name;
+{
+ char *ret;
+ ret = kpse_path_search(info->path,name,1);
+ if (!ret && info->suffix && !find_suffix(name)) {
+ char *suff_name;
+ suff_name = concat3(name,".",info->suffix);
+ ret = kpse_path_search(info->path,suff_name,1);
+ free(suff_name);
+ }
+ return ret ? ret : name;
+}
+
+#else
+int KP_dummy_variable;
+#endif