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Get pager with arg

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Arun Prakash Jana 2018-12-01 07:19:56 +05:30
parent 419f365e88
commit ef361294db
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GPG key ID: A75979F35C080412
2 changed files with 17 additions and 11 deletions
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26
src/nnn.c
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@ -292,6 +292,7 @@ static uint idle;
static uint idletimeout, copybufpos, copybuflen;
static char *copier;
static char *editor, *editor_arg;
static char *pager, *pager_arg;
static blkcnt_t ent_blocks;
static blkcnt_t dir_blocks;
static ulong num_files;
@ -863,8 +864,11 @@ static char *xgetenv(const char *name, char *fallback)
return value && value[0] ? value : fallback;
}
/* Parse a string to return program and argument */
static int getprogarg(char *prog, char **arg)
/*
* Parse a string to get program and argument
* NOTE: original string may be modified
*/
static void getprogarg(char *prog, char **arg)
{
char *argptr;
@ -878,13 +882,13 @@ static int getprogarg(char *prog, char **arg)
/* Make sure there are no more args */
while (*argptr) {
if (*argptr == ' ')
return -1;
if (*argptr == ' ') {
fprintf(stderr, "Too many %s args\n", prog);
exit(1);
}
++argptr;
}
}
return 0;
}
/* Check if a dir exists, IS a dir and is readable */
@ -3597,11 +3601,13 @@ int main(int argc, char *argv[])
if (getuid() == 0 || getenv("NNN_SHOW_HIDDEN"))
cfg.showhidden = 1;
/* Get VISUAL/EDITOR */
editor = xgetenv("VISUAL", xgetenv("EDITOR", "vi"));
if (getprogarg(editor, &editor_arg) < 0) {
fprintf(stderr, "Too many editor args\n");
exit(1);
}
getprogarg(editor, &editor_arg);
/* Get PAGER */
pager = xgetenv("PAGER", "less");
getprogarg(pager, &pager_arg);
/* Edit text in EDITOR, if opted */
if (getenv("NNN_USE_EDITOR"))

2
src/nnn.h
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@ -227,7 +227,7 @@ static struct key bindings[] = {
{ 'R', SEL_RUNSCRIPT, "sh", "SHELL" },
/* Run command with argument */
{ 'e', SEL_RUNARG, "", "VISUAL" },
{ 'p', SEL_RUNARG, "less", "PAGER" },
{ 'p', SEL_RUNARG, "", "PAGER" },
/* Lock screen */
{ 'L', SEL_LOCK, "", "" },
/* Quit a context */